Fire-rated thermal and acoustic cavity stop sock.
Blue
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Mineral wool
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Rectangle
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1200 mm
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65 mm, 85 mm, 100 mm, 110 mm, 130 mm, 140 mm, 160 mm
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Specification
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Rigid.
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35 µm polythene (blue).
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One-hour fire integrity; minimum 15-minute insulation.
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Additional properties
50 mm.
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